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904 pump conversion #2057464 04/19/16 10:25 AM 04/19/16 10:25 AM
Joined: Jul 2007 Posts: 3 Canada 3 3forty OP member
3forty OP member 3 Joined: Jul 2007 Posts: 3 Canada	What is involved to use the A500 flat type pump gears in a mid '70s 904 pump?

Re: 904 pump conversion [Re: 3forty] #2057710 04/19/16 04:19 PM 04/19/16 04:19 PM
Joined: Jan 2005 Posts: 3,699 Newport, Mi Evil Spirit master
Evil Spirit master Joined: Jan 2005 Posts: 3,699 Newport, Mi	Should just be installing the 93-04 pump gears which have flats in the place of the lugged style gears. At that point it's just having the correct converter - lockup/non-lockup, correct input spline count, etc. along with the pump drive with the flats. I've done quite a few with no issue. Free advice and worth every penny... Factory trained Slinky rewinder.........

Re: 904 pump conversion [Re: 3forty] #2057773 04/19/16 06:12 PM 04/19/16 06:12 PM
Joined: Jul 2007 Posts: 3 Canada 3 3forty OP member
3forty OP member 3 Joined: Jul 2007 Posts: 3 Canada	I thought you might have to use the front cover off an A500 pump.

Re: 904 pump conversion [Re: 3forty] #2057853 04/19/16 08:00 PM 04/19/16 08:00 PM
Joined: Jan 2005 Posts: 12,419 Kalispell Mt. H HotRodDave I Live Here
HotRodDave I Live Here H Joined: Jan 2005 Posts: 12,419 Kalispell Mt.	You can not just swap the gears, they are bigger diameter. I am not causing global warming, I am just trying to hold off a impending Ice Age!

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